CKAN: Unauthenticated Authorization Bypass in `datastore_search_sql`
Priority LOW 36CWE-863Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · Low · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA and GitHub. Impact type from CWE-863.
Summary
CKAN is an open-source DMS (data management system) for powering data hubs and data portals. Prior to 2.10.10 and 2.11.5, a vulnerability in datastore_search_sql allowed attackers to bypass authorization in order to gain access to private resources and PostgreSQL system information This vulnerability is fixed in 2.10.10 and 2.11.5.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00367 30th percentileScored 2026-11-07
Fix Fixed ckan (ckan): 2.11.5, 2.10.10ckan (PyPI): 2.10.10, 2.11.5
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| ckan | ckan | 2.11.0 to before 2.11.5; before 2.10.10 | 2.11.5, 2.10.10 | Patch available | CNA |
| — | ckan (PyPI) | before 2.10.10 | 2.10.10 | Patch available | GHSA-cg4x-64p3-x59h |
| — | ckan (PyPI) | 2.11.0 to before 2.11.5 | 2.11.5 | Patch available | GHSA-cg4x-64p3-x59h |
- ckan Vendorckan Affected 2.11.0 to before 2.11.5; before 2.10.10 Fixed in 2.11.5, 2.10.10 Patch available CNA
- ckan (PyPI) Vendor— Affected before 2.10.10 Fixed in 2.10.10 Patch available GHSA-cg4x-64p3-x59h
- ckan (PyPI) Vendor— Affected 2.11.0 to before 2.11.5 Fixed in 2.11.5 Patch available GHSA-cg4x-64p3-x59h
Remediation
- Fix · CNA ckan (ckan) Fixed in 2.11.5, 2.10.10
- Fix · GHSA-cg4x-64p3-x59h ckan (PyPI) Fixed in 2.10.10 Advisory →
- Fix · GHSA-cg4x-64p3-x59h ckan (PyPI) Fixed in 2.11.5 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2026-42032
- 2026-10-03 Alias added: GHSA-cg4x-64p3-x59h
References
Advisory 2
Other 5
- https://docs.ckan.org/en/2.10/changelog.html#v-2-10-10-2026-04-29
- https://docs.ckan.org/en/2.11/changelog.html#v-2-11-5-2026-04-29
- https://docs.ckan.org/en/2.11/extensions/plugin-interfaces.html#ckan.plugins.interfaces.IAuthFunctions
- https://docs.ckan.org/en/2.11/maintaining/configuration.html#ckan-datastore-sqlsearch-enabled
- https://github.com/ckan/ckan
More Ckan vulnerabilities
- TI-2026-29863 CKAN: CSRF exemption primed by anonymous requests CVSS 3.1MEDIUM 6.1
- TI-2021-07973 CKAN - Stored Cross-Site Scripting (XSS) via SVG File Upload CVSS 3.1MEDIUM 5.4
- TI-2023-15615 CKAN remote code execution and private information access via crafted resource ids CVSS 3.1CRITICAL 9.8
- TI-2026-30410 CKAN: Unauthenticated SQL Injection and Authorization Bypass in `datastore_search_sql` CVSS 4.0HIGH 8.3
- TI-2023-08919 CKAN is vulnerable to session secret shared across instances using Docker images CVSS 3.1HIGH 8.6
- TI-2023-15972 Excessive permissions for ckan user CVSS 3.1HIGH 8.8
Sources
- CVE-2026-42032 · CVE Program
- CVE-2026-42032 · NVD
- FIRST EPSS
- GHSA-cg4x-64p3-x59h · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences